Home / 876,117,346.20-1,314,090,612.90-229,885,090.20

Finding the Fourth Proportional to 876,117,346.20, 1,314,090,612.90 and 229,885,090.20

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Solution

The fourth proportional to 876,117,346.20, 1,314,090,612.90 and 229,885,090.20 is: 344,805,225.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,117,346.20 : 1,314,090,612.90 = 229,885,090.20 : x
  2. Step 2: Convert to fraction form
    876,117,346.20/1,314,090,612.90 = 229,885,090.20/x
  3. Step 3: Cross multiply
    876,117,346.20x = 1,314,090,612.90 × 229,885,090.20
  4. Step 4: Simplify right side
    876,117,346.20x = 302,089,839,077,489,792
  5. Step 5: Solve for x
    x = 302,089,839,077,489,792/876,117,346.20
  6. Step 6: Final answer
    x = 344,805,225.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.